What is behind President Trump's FBI attacks?

Get the latest from TODAY

Sign up for our newsletter

President Donald Trump tweeted criticism of FBI Deputy Director Andrew McCabe, adding to his claims that the bureau is tainted. NBC White House correspondent Kristen Welker joins Sunday TODAY’s Willie Geist and says the attacks appear to be an attempt to undercut the special counsel. “Nothing gets under (Trump’s) skin more than the Russia probe,” she says.